#include"contacts.pb.h"
int main()
{
    contacts::contact conn;
    conn.set_sn(10001);
    conn.set_name("张三");
    conn.set_score(60.5);
    //持久化的数据就放在str对象中，这时候可以对str进行持久化或网络传输
    std::string str = conn.SerializeAsString();
    contacts::contact stu;
    bool ret = stu.ParseFromString(str);
    if(ret == false)
    {
        std::cout<<"反序列化失败!\n";
        return -1;
    }
    std::cout<<stu.sn()<<std::endl;
    std::cout<<stu.name()<<std::endl;
    std::cout<<stu.score()<<std::endl;
    return 0;
}